add ls option --stop-on-error

metadex/__main__.py

@@ -148,6 +148,7 @@ def getargs():
     parser_ls.add_argument(
         "--match", choices=("regex", "glob", "fuzzy"), default="glob"
     )
+    parser_ls.add_argument("--stop-on-error", action="store_true")
 
     # Parse args.
 
@@ -220,8 +221,9 @@ def cmd_rm(args):
 
     metadex.close()
 
+def cmd_ls(args) -> int:
+    return_code = 0
 
-def cmd_ls(args):
     metadex.init(args.db)
 
     args.file = [f for f in args.file if f]
@@ -236,7 +238,10 @@ def cmd_ls(args):
 
         for pathspec in args.file:
 
+            is_match = False
             for file in metadex.ls(pathspec, type=args.type, match=args.match):
+                is_match = True
+
                 date = file.stat_modified.isoformat(sep=" ", timespec="seconds")
                 size = utils.size_for_display(
                     file.stat_bytes, precision=1, format="compact"
@@ -255,9 +260,19 @@ def cmd_ls(args):
                         ", ".join(keys),
                         exc_info=err,
                     )
-                    return 5
+                    return_code = 5
+                    return return_code
                 print(out)
 
+            if not is_match:
+                log.error("No match: %a", pathspec)
+                return_code = 3
+
+                if args.stop_on_error:
+                    return return_code
+
+    return return_code
+
 
 def is_stdout_piped():
     s = os.fstat(sys.stdout.fileno())
@@ -295,7 +310,8 @@ def main():
         log.info(
             "If the hostname cannot be found automatically, try setting it using --hostname."
         )
-        return 2
+        return_code = 2
+        return return_code
 
     if config.dryrun:
         log.info(f"--- DRY RUN ---")